Compare Minerals

Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.

Mineral A

Mineral B

Jahnsite-(NaMnMg)

Name

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(Na,Ca)(Mn²⁺,Fe³⁺)(Mg,Fe³⁺)₂Fe³⁺₂(PO₄)₄(OH)₂(H₂O)₈

Formula

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Mineral Species

Entry type

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Phosphates

Chemical class

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Monoclinic

Crystal system

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Mohs hardness

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2.68–2.69

Specific gravity

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Very pale yellow

Streak

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Vitreous

Luster

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Perfect on {001}

Cleavage

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P2/a

Space group

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Jahnsite

Structural group

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Jah-NaMnMg · Approved

IMA

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2018

Named in

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Light orange to orange-yellow

Typical colors

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Na · Ca · Mn · Fe · Mg · P · O · H

Elements

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